686 111 911 Exponent Status

Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

M_n

Status

Details

Composite: 1 known prime factor

Factored

Factor	Digits	Bits	Date
472766783950854695023	21	68.7	2018-06-28 18:41:10

History

Date	User	Type	Result
2018-06-28	Conductor	F	Factor: 472766783950854695023 / TF: 68-69
2016-12-07	NoPolarBearsHere	NF	no factor from 2^67 to 2^68
2014-08-02	sasaki	NF	no factor from 2^66 to 2^67
2011-07-02	Rob_Dee	NF	no factor from 2^65 to 2^66
2010-10-30	Rob_Dee	NF	no factor from 2^64 to 2^65
2010-05-04	Rob_Dee	NF	no factor from 2^63 to 2^64

Username
Password